Behind the neck wireless headset



FIG. 1 is a perspective view of the behind the neck wireless headset showing our new design, the opposite perspective front face of the ear insert being a mirror image;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevation view;

FIG. 6 is a (partial) right-side elevation view thereof; and,

FIG. 7 is a (partial) left-side elevation view thereof. 

CLAIM The ornamental design for a behind the neck wireless headset, as shown and described. 